luos/workflow/engine/methods/cases/debug_vars.php

<?php

$request = isset($_POST['request']) ? $_POST['request'] : '';
switch ($request) {
    case 'getRows':

        $fieldname = $_POST['fieldname'];
        $oApp = new Cases();
        $aFields = $oApp->loadCase($_SESSION['APPLICATION']);
        $aVars = Array();
        $count = count($_SESSION['TRIGGER_DEBUG']['DATA']);
        for ($i = 0; $i < $count; $i++) {
            $aVars[$_SESSION['TRIGGER_DEBUG']['DATA'][$i]['key']] = $_SESSION['TRIGGER_DEBUG']['DATA'][$i]['value'];
        }

        $aVars = array_merge($aFields['APP_DATA'], $aVars);

        $field = $aVars[$fieldname];
        $response = new StdClass();
        $response->headers = Array();
        $response->columns = Array();
        $response->rows = Array();

        $sw = true;
        $j = 0;
        if (is_array($field)) {
            foreach ($field as $row) {
                if ($sw) {
                    foreach ($row as $key => $value) {
                        $response->headers[] = Array('name' => $key);
                        $response->columns[] = Array('header' => $key, 'width' => 100, 'dataIndex' => $key);
                    }
                    $sw = false;
                }

                $tmp = Array();
                foreach ($row as $key => $value) {
                    $tmp[] = $value;
                }
                $response->rows[$j++] = $tmp;
            }
        } else {
            if (is_object($field)) {
                $response->headers = Array(
                    Array('name' => 'name'),
                    Array('name' => 'value')
                );
                $response->columns = Array(
                    Array(
                        'header' => 'Property',
                        'width' => 100,
                        'dataIndex' => 'name'
                    ),
                    Array(
                        'header' => 'Value',
                        'width' => 100,
                        'dataIndex' => 'value'
                    )
                );

                foreach ($field as $key => $value) {
                    $response->rows[] = Array($key, $value);
                }
            }
        }

        echo G::json_encode($response);
        break;
    default:

        $oApp = new Cases();
        $aFields = $oApp->loadCase($_SESSION['APPLICATION']);

        $aVars = Array();
        if (!is_array($_SESSION['TRIGGER_DEBUG']['DATA'])) {
            $_SESSION['TRIGGER_DEBUG']['DATA'] = [];
        }
        $count = count($_SESSION['TRIGGER_DEBUG']['DATA']);
        for ($i = 0; $i < $count; $i++) {
            $aVars[$_SESSION['TRIGGER_DEBUG']['DATA'][$i]['key']] = $_SESSION['TRIGGER_DEBUG']['DATA'][$i]['value'];
        }

        $aVars = array_merge($aFields['APP_DATA'], $aVars);

        $systemConstants = G::getSystemConstants();
        //Add missing items
        $systemConstants['PIN'] = isset($aVars['PIN']) ? $aVars['PIN'] : '';
        $systemConstants['APP_NUMBER'] = isset($aVars['APP_NUMBER']) ? $aVars['APP_NUMBER'] : '';
        //when a case with dynaform is started there are no changed variables, this event is validated
        if (isset($aVars['__VAR_CHANGED__'])) {
            $systemConstants['__VAR_CHANGED__'] = $aVars['__VAR_CHANGED__'];
        }

        if (isset($_POST['filter']) && $_POST['filter'] == 'dyn') {
            $sysVars = array_keys($systemConstants);
            $varNames = array_keys($aVars);
            foreach ($varNames as $var) {
                if (in_array($var, $sysVars)) {
                    unset($aVars[$var]);
                }
            }
        }
        if (isset($_POST['filter']) && $_POST['filter'] == 'sys') {
            $aVars = $systemConstants;
        }
        ksort($aVars);
        $return_object = new StdClass();
        $return_object->totalCount = 1;
        foreach ($aVars as $i => $var) {
            if (is_array($var) || is_object($var)) {
                $aVars[$i] = print_r($var, true);
            }
        }

        $return_object->data[0] = $aVars;

        echo G::json_encode($return_object);
        break;
}